let palette = colors.map(c => c.toString())

  let gradient = chroma.scale(palette).mode('lab')

  let mixture = map(value, min, max, 0, 1)

  return gradient(mixture).hex()

}

​

let temp = 72

const freeze = 32

const boil = 212

​

function setup() {

  createCanvas(200, 200);

  textAlign(CENTER)

  rectMode(CENTER)

  noStroke()

}

​

function draw(){

  background(255)

​

  let tempColor = mapColors(temp, freeze, boil, 'skyblue', 'darkred')

  fill(tempColor)

  square(100, 100, 120)

  fill(0)

  text(temp, 100, 180)

  temp += 1

  if (temp > boil){

    temp = freeze

  }

}